ADM487EARZ Analog Devices Inc, ADM487EARZ Datasheet - Page 3

• Manufacturer Part Number: ADM487EARZ
• Description: IC TXRX HALF DUP RS485/422 8SOIC
• Manufacturer: Analog Devices Inc
• Type: Transceiverr

Specifications of ADM487EARZ

• Number Of Drivers/receivers: 1/1
• Protocol: RS422, RS485
• Voltage - Supply: 4.75 V ~ 5.25 V
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• Device Type: Differential
• No. Of Drivers: 1
• Supply Voltage Range: 4.5V To 5.5V
• Driver Case Style: SOIC
• No. Of Pins: 8
• Operating Temperature Range: -40°C To +85°C
• Svhc: No SVHC (18-Jun-2010)
• Package: RoHS Compliant
• Interface Type: RS422, RS485
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

SPECIFICATIONS
V
Table 2. ADM485E/ADM487E/ADM1487E
Parameter
DRIVER
RECEIVER
POWER SUPPLY
ESD PROTECTION
1
Supply voltage is 5 V ± 5%.
CC
Input Current (A, B)
No Load Supply Current
Driver Short-Circuit Current, V
Driver Short-Circuit Current, V
Receiver Short-Circuit Current
Differential Outputs
Logic Inputs
Differential Inputs
Receiver Output Logic
Supply Current in Shutdown
A, B
= 5 V ± 10%, T
Differential Output Voltage (No Load)
Differential Output Voltage (with Load)
Δ |V
Common-Mode Output Voltage
Δ |V
Input High Voltage
Input Low Voltage
Logic Input Current
Differential Input Threshold Voltage
Input Hysteresis
Output Voltage High
Output Voltage Low
Three-State Output Leakage Current
Receiver Input Resistance
OD
OC
| for Complementary Output States
| for Complementary Output States
A
= T
1
MIN
to T
O
O
MAX
High
Low
, unless otherwise noted.
Symbol
V
V
V
V
V
I
I
ΔV
V
V
I
R
I
I
I
I
V
I
IN1
IN2
OZR
CC
SHDN
OSD1
OSD2
OSR
OD1
OD2
OC
IH
IL
TH
OH
OL
IN
TH
Min
2
1.5
2.0
−0.8
−0.2
−0.2
3.5
12
48
35
35
7
Rev. B | Page 3 of 16
Typ
70
500
300
300
230
250
120
0.5
±15
Max
5
5
0.2
3
0.2
0.8
±2
1.0
0.25
+0.2
0.4
±1
900
500
500
400
400
250
10
250
250
95
Unit
V
V
V
V
V
V
V
V
μA
mA
mA
mA
mA
V
mV
V
V
μA
kΩ
kΩ
μA
μA
μA
μA
μA
μA
μA
mA
mA
mA
kV
ADM485E/ADM487E/ADM1487E
Test Conditions/Comments
R
R
R
R
R
DE, DI, RE
DE, DI, RE
DE, DI, RE
DE = 0 V, V
V
DE = 0 V, V
V
(ADM487E/ADM1487E)
−7 V < V
V
I
I
0.4 V < V
−7 V < V
−7 V < V
RE = 0 V or V
RE = 0 V or V
RE = 0 V or V
RE = 0 V or V
RE = 0 V or V
RE = 0 V, DE = 0 V (ADM487E)
DE = 0 V, RE = V
−7 V ≤ V
−7 V ≤ V
0 V ≤ V
Human body model
OUT
OUT
L
L
L
L
L
CC
CC
CM
= 50 Ω (RS-422)
= 27 Ω (RS-485) (see Figure 18)
= 27 Ω or 50 Ω (see Figure 18)
= 27 Ω or 50 Ω (see Figure 18)
= 27 Ω or 50 Ω (see Figure 18)
= 0 V or 5.25 V, V
= 0 V or 5.25 V, V
= −4 mA, V
= +4 mA, V
= 0 V
O
CM
CM
CM
O
O
≤ V
O
≤ +12 V, applies to peak current
≤ +12 V, applies to peak current
< 2.4 V
IN
IN
< +12 V
< +12 V (ADM485E)
< +12 V (ADM487E/ADM1487E)
CC
= 12 V
= 12 V
CC
CC
CC
CC
CC
, DE = V
, DE = 0 V (ADM485E)
, DE = V
, DE = 0 V (ADM1487E)
, DE = V
ID
ID
CC
= +200 mV
= −200 mV
(ADM487E)
IN
IN
= −7 V (ADM485E)
= −7 V
CC
CC
CC
(ADM485E)
(ADM1487E)
(ADM487E)